How much does it cost to fix Potterton error code Dry fire sensor?

Typical repair cost for the Potterton Dry fire sensor fault is £120-220 including labour.

Dry fire sensor High

Potterton Dry fire sensor Fault Code

Q: What does the Potterton Dry fire sensor fault code mean?

Your boiler has detected a faulty internal safety sensor which forces the system to shut down to prevent damage.

Also written as DRYFIRESENSOR — same fault.

The Potterton Dry fire sensor fault code means: your boiler has detected a faulty internal safety sensor which forces the system to shut down to prevent damage.. It appears on 1 Potterton model in our database.

Technical description: Sensor failed open or closed circuit Replace sensor

Typical repair cost £120-220 (including labour)

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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Potterton models that show the Dry fire sensor fault code

Click a model for the full fault code list and model-specific repair notes.

Envoy 30 Repair: £120-220

Source

Potterton Dry fire sensor fault code information on this page is sourced and cross-checked against the official Potterton service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026